Hach DR2400 - Page 734

Sulfate
Sulfate
Page 2 of 6
Sulfate_AVPP_Other_SV4_Eng_Ody.fm
5. Fill a second sample
cell with 10 mL of sample
(the blank).
6. When the timer
beeps, place the blank
into the cell holder.
7. Touch Zero.
The display will show:
0 mg/L SO
4
2–
8. Within five minutes
after the timer beeps,
place the prepared
sample into the cell
holder.
Touch
Read.
Results will appear in
mg/L SO
4
2–
.
9. Clean the sample cells
with soap and a brush.
1. Touch
Hach Programs.
Select program
685 Sulfate AV.
Touch
Start.
2. Fill a clean sample
cell with 10 mL of sample
(the blank). Collect at
least 40 mL of sample in a
50-mL beaker.
3. Fill a SulfaVer 4
Sulfate AccuVac Ampul
with sample. Keep the tip
immersed until the
ampule fills completely.
4. Quickly invert the
ampule several times to
mix.
10 mL
Zero
10 mL
10 mL
20 mL
25 mL
10 mL
20 mL
25 mL
AccuVac Ampul Method 8051
Hach Programs